Condensed Consolidated Statements of Changes in Equity - Duke Energy Carolinas - USD ($) $ in Millions	Total	Duke Energy Carolinas	Duke Energy Carolinas Member's Equity	Duke Energy Carolinas Net Gains (Losses) on Hedges
Beginning balance at Dec. 31, 2023		$ 16,907	$ 16,913	$ (6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 3,319	1,405	1,405
Other comprehensive income (loss)		0
Other	(2)
Ending balance at Sep. 30, 2024		18,312	18,318	(6)
Beginning balance at Jun. 30, 2024		17,708	17,714	(6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	1,281	584	584
Other comprehensive income (loss)		0
Other	(3)	20	20
Ending balance at Sep. 30, 2024		18,312	18,318	(6)
Beginning balance at Dec. 31, 2024		17,840	17,846	(6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	3,784	1,622	1,622
Other comprehensive income (loss)		1		1
Other	(2)	(9)	(9)
Ending balance at Sep. 30, 2025		19,454	19,459	(5)
Beginning balance at Jun. 30, 2025		18,770	18,776	(6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 1,421	684	684
Other comprehensive income (loss)		1		1
Other		(1)	(1)
Ending balance at Sep. 30, 2025		$ 19,454	$ 19,459	$ (5)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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